Our Work
Real Diagnostics, Real Results
Every photo here is from actual J&N jobs. We use factory-grade tools — PicoScope oscilloscopes, Launch professional scan tools, and dealer-level diagnostics — because guessing is expensive.

Mercedes-Benz
Advanced Diagnostics
PicoScope oscilloscope + multi-screen ECU analysis
Mercedes-Benz S-Class
ADAS & Safety Systems
Collision Prevention Assist Plus calibration
Mercedes & BMW
European Specialist
Dual-vehicle diagnostic session with PicoScope
Timing Chain Service
Engine Timing Repair
Full timing system teardown with labeled wire management
Cylinder Head Service
Engine Teardown
Cylinder head removal and inspection
Cylinder Head Rebuild
Headwork
Precision cylinder head machining and valve work
Timing System
Timing
Timing chain and camshaft alignment service
Drivetrain
Differential Rebuild
Complete differential teardown and rebuild
Chevrolet Corvette
Corvette Service
Corvette diagnostic and performance service
SUV on Lift
Land Rover Service
Land Rover diagnostics and maintenance
Toyota Prius
Toyota Prius Head Gasket in Progress
Toyota Prius head gasket replacement
Major Engine Work
Engine Pull
Complete engine removal for major service
Toyota Prius
Engine Swap Toyota Prius
Toyota Prius engine removal and swap
Toyota Prius
Engine Swap Toyota Prius 2
Toyota Prius engine swap — second angle
Honda CR-V
AC System Service
Honda CR-V AC and cooling system repair
Ford Super Duty
Diesel Super-Duty Brakes
Ford Super Duty brake system service
BMW N20
BMW N20 Teardown
BMW N20 engine teardown and inspection
Mercedes-Benz M276
Mercedes M276 Diagnostic Session
M276 engine diagnostic with professional scan tools
Mercedes-Benz
Mercedes Diagnostic
Mercedes-Benz diagnostic session
Mercedes-Benz
Mercedes Diagnostic 2
Mercedes-Benz diagnostic — second view
Mercedes-Benz
Mercedes Cam Crank Correlation
Camshaft-crankshaft correlation diagnostic
Honda K20 Swap
K20 Swap
Honda K20 engine swap in progress
Want to see your car here? Book a diagnostic.
